var idCardNoUtil = {
	provinceAndCitys: {11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",
		31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",
		45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",
		65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"},

	powers: ["7","9","10","5","8","4","2","1","6","3","7","9","10","5","8","4","2"],

	parityBit: ["1","0","X","9","8","7","6","5","4","3","2"],

	genders: {male:"男",female:"女"},

	checkAddressCode: function(addressCode){
		var check = /^[1-9]\d{5}$/.test(addressCode);
		if(!check) return false;
		if(idCardNoUtil.provinceAndCitys[parseInt(addressCode.substring(0,2))]){
			return true;
		}else{
			return false;
		}
	},

	checkBirthDayCode: function(birDayCode){
		var check = /^[1-9]\d{3}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))$/.test(birDayCode);
		if(!check) return false;
		var yyyy = parseInt(birDayCode.substring(0,4),10);
		var mm = parseInt(birDayCode.substring(4,6),10);
		var dd = parseInt(birDayCode.substring(6),10);
		var xdata = new Date(yyyy,mm-1,dd);
		if(xdata > new Date()){
			return false;//生日不能大于当前日期
		}else if ( ( xdata.getFullYear() == yyyy ) && ( xdata.getMonth () == mm - 1 ) && ( xdata.getDate() == dd ) ){
			return true;
		}else{
			return false;
		}
	},

	getParityBit: function(idCardNo){
		var id17 = idCardNo.substring(0,17);
		var power = 0;
		for(var i=0;i<17;i++){
			power += parseInt(id17.charAt(i),10) * parseInt(idCardNoUtil.powers[i]);
		}
		var mod = power % 11;
		return idCardNoUtil.parityBit[mod];
	},

	checkParityBit: function(idCardNo){
		var parityBit = idCardNo.charAt(17).toUpperCase();
		if(idCardNoUtil.getParityBit(idCardNo) == parityBit){
			return true;
		}else{
			return false;
		}
	},

	checkIdCardNo: function(idCardNo){
		//15位和18位身份证号码的基本校验
		var check = /^\d{15}|(\d{17}(\d|x|X))$/.test(idCardNo);
		if(!check) return false;
		
		//判断长度为15位或18位
		if(idCardNo.length==15){
			return idCardNoUtil.check15IdCardNo(idCardNo);
		}else if(idCardNo.length==18){
			return idCardNoUtil.check18IdCardNo(idCardNo);
		}else{
			return false;
		}
	},

	//校验15位的身份证号码
	check15IdCardNo: function(idCardNo){
		//15位身份证号码的基本校验
		var check = /^[1-9]\d{7}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\d{3}$/.test(idCardNo);
		if(!check) return false;
		//校验地址码
		var addressCode = idCardNo.substring(0,6);
		check = idCardNoUtil.checkAddressCode(addressCode);
		if(!check) return false;
		var birDayCode = '19' + idCardNo.substring(6,12);
		//校验日期码
		return idCardNoUtil.checkBirthDayCode(birDayCode);
	},

	//校验18位的身份证号码
	check18IdCardNo: function(idCardNo){
		//18位身份证号码的基本格式校验
		var check = /^[1-9]\d{5}[1-9]\d{3}((0[1-9])|(1[0-2]))((0[1-9])|([1-2][0-9])|(3[0-1]))\d{3}(\d|x|X)$/.test(idCardNo);
		if(!check) return false;
		
		//校验地址码
		var addressCode = idCardNo.substring(0,6);
		check = idCardNoUtil.checkAddressCode(addressCode);
		if(!check) return false;
		
		//校验日期码
		var birDayCode = idCardNo.substring(6,14);
		check = idCardNoUtil.checkBirthDayCode(birDayCode);
		if(!check) return false;
		
		//验证校检码
		return idCardNoUtil.checkParityBit(idCardNo);
	},
	formateDateCN: function(day){
		var yyyy =day.substring(0,4);
		var mm = day.substring(4,6);
		var dd = day.substring(6);
		return yyyy + '-' + mm +'-' + dd;
	},
	//获取信息
	getIdCardInfo: function(idCardNo){
		var idCardInfo = {
			gender:"", //性别
			birthday:"" // 出生日期(yyyy-mm-dd)
		};
		if(idCardNo.length==15){
			var aday = '19' + idCardNo.substring(6,12);
			
			idCardInfo.birthday=idCardNoUtil.formateDateCN(aday);
			
			if(parseInt(idCardNo.charAt(14))%2==0){
				idCardInfo.gender=idCardNoUtil.genders.female;
			}else{
				idCardInfo.gender=idCardNoUtil.genders.male;
			}
		}else if(idCardNo.length==18){
			var aday = idCardNo.substring(6,14);
			
			idCardInfo.birthday = idCardNoUtil.formateDateCN(aday);
			
			if(parseInt(idCardNo.charAt(16))%2==0){
				idCardInfo.gender = idCardNoUtil.genders.female;
			}else{
				idCardInfo.gender = idCardNoUtil.genders.male;
			}
		}
		return idCardInfo;
	},

	getId15:function(idCardNo){
		if(idCardNo.length==15){
			return idCardNo;
		}else if(idCardNo.length==18){
			return idCardNo.substring(0,6) + idCardNo.substring(8,17);
		}else{
			return null;
		}
	},

	getId18: function(idCardNo){
		if(idCardNo.length==15){
			var id17 = idCardNo.substring(0,6) + '19' + idCardNo.substring(6);
			var parityBit = idCardNoUtil.getParityBit(id17);
			return id17 + parityBit;
		}else if(idCardNo.length==18){
			return idCardNo;
		}else{
			return null;
		}
	}
};

//验证护照是否正确
function checknumber(number){
	var str=number;
	//在JavaScript中，正则表达式只能使用"/"开头和结束，不能使用双引号
	var Expression=/(P\d{7})|(G\d{8})/;
	var objExp=new RegExp(Expression);
	
	if(objExp.test(str)==true){
		return true;
	}else{
		return false;
	} 
};